19011729880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3323729}}^1$

素因数の和:3323764

約数の個数: 64

約数和(自身を含む): 50254797600

約数和(自身を除く): 31243067720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 3323729, 6647458, 13294916, 16618645, 26589832, 33237290, 36561019, 43208477, 66474580, 73122038, 86416954, 132949160, 146244076, 172833908, 182805095, 216042385, 292488152, 345667816, 365610190, 432084770, 475293247, 731220380, 864169540, 950586494, 1462440760, 1728339080, 1901172988, 2376466235, 3802345976, 4752932470, 9505864940, 19011729880]

約数ペア:

[(1, 19011729880), (2, 9505864940), (4, 4752932470), (5, 3802345976), (8, 2376466235), (10, 1901172988), (11, 1728339080), (13, 1462440760), (20, 950586494), (22, 864169540), (26, 731220380), (40, 475293247), (44, 432084770), (52, 365610190), (55, 345667816), (65, 292488152), (88, 216042385), (104, 182805095), (110, 172833908), (130, 146244076), (143, 132949160), (220, 86416954), (260, 73122038), (286, 66474580), (440, 43208477), (520, 36561019), (572, 33237290), (715, 26589832), (1144, 16618645), (1430, 13294916), (2860, 6647458), (5720, 3323729)]